The CMB305355CS from 3Rwave is a RF & Microwave Circulator with Frequency 3050 to 3550 MHz, Average Power Forward 100 W, Insertion Loss 0.25 to 0.3 dB, Isolation 20 to 22 dB, Return Loss 20 to 22 dB. Tags: Surface Mount Circulator. More details for CMB305355CS can be seen below.